Nitrogen
Authored by Nurbolat Zhumagulov
Chemistry
2nd Grade
Used 10+ times
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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. What name is given to the elements in Group 15?
Halogens
Pnictogens
Alkali metals
Carbon family
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. Write the symbols of Nitrogen family elements:
N, P, As
Al, Ga, Ge
O, Se, S
F, Cl, Br
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. What is a color of nitrogen N2 gas?
white
reddish brown
yellow
colourless
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. Atomic number of nitrogen:
7
8
9
14
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. Atomic mass number of nitrogen:
7
28
14
21
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. What is the physical state of nitrogen N2 at room condition?
solid
liquid
gaseous
plasma
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. Show the electron configuration of N:
1s2 2s2 2p3
1s2 2s2 2p2
1s2 2s2
1s2 2s2 2p6
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